- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01M - Lubricating of machines or engines in generallubricating internal-combustion enginescrankcase ventilating
- F01M 13/00 - Crankcase ventilating or breathing
Patent holdings for IPC class F01M 13/00
Total number of patents in this class: 739
10-year publication summary
|
78
|
72
|
74
|
68
|
41
|
38
|
32
|
40
|
41
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ford Global Technologies, LLC | 21274 |
50 |
| Honda Motor Co., Ltd. | 25871 |
36 |
| Toyota Motor Corporation | 34633 |
33 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12507 |
24 |
| Kubota Corporation | 4221 |
21 |
| Cummins Filtration IP, Inc. | 649 |
19 |
| Bayerische Motoren Werke Aktiengesellschaft | 15022 |
15 |
| Isuzu Motors Limited | 2304 |
15 |
| MANN+HUMMEL GmbH | 1798 |
15 |
| Nissan Motor Co., Ltd. | 12763 |
14 |
| Hyundai Motor Company | 23762 |
13 |
| MAHLE International GmbH | 2883 |
13 |
| Nifco Inc. | 1099 |
13 |
| Vitesco Technologies GmbH | 2405 |
12 |
| GM Global Technology Operations LLC | 15817 |
11 |
| Yanmar Power Technology Co., Ltd. | 580 |
11 |
| Aisin Seiki Kabushiki Kaisha | 2177 |
10 |
| Suzuki Motor Corporation | 1358 |
10 |
| Denso Corporation | 25183 |
9 |
| Caterpillar Inc. | 10132 |
9 |
| Other owners | 386 |